Electricity, Energy & Waves

Electric Circuits

Circuit Symbols

Current in Series & Parallel Circuits

Voltage in Series & Parallel Circuits

I-V Characteristics

Investigating I-V Characteristics

Current & Voltage Relationships

Resistors in Series & Parallel Circuits

Electrical Power

Power & Resistance

Generating Electricity

Renewable & Non-Renewable Energy

Generating Electricity

Comparing Power Stations

Sankey Diagrams & Efficiency

The National Grid

Making Use of Energy

Density

Determining Density

Conduction, Convection & Radiation

Investigating Methods of Heat Transfer

Reducing Energy Loss

Investigating Costs of Energy Sources

Domestic Energy

Calculating the Cost of Electricity

Investigating the Cost of Using Appliances

Alternating Current & Direct Current

Circuit Breakers

The Ring Main

Cost Effectiveness of Renewable Energy Equipment

Investigating Energy Transfers

Features of Waves

Transverse & Longitudinal Waves

Describing Waves

Wave Equations

Investigating the Speed of Water Waves

Reflection & Refraction of Waves

The Electromagnetic Spectrum

Radiation

Communication Satellites

Forces, Space & Radioactivity

Distance, Speed & Acceleration

Describing Motion

Distance-Time Graphs

Velocity-Time Graphs

Thinking, Braking & Stopping Distances

Traffic Control Measures

Newton's Laws

Inertia

Newton's First Law

Newton's Second Law

Weight & Mass

Investigating Terminal Speed

Newton's Third Law

Work & Energy

Energy Transfer & Work

KE, GPE & Elastic Energy

Calculating KE & Changes in GPE

Force & Extension

Investigating the Force-Extension Graph for a Spring

Calculating Work Done in Stretching

Improving Energy Efficiency

Safety Features of Cars

Stars & Planets

The Solar System

The Universe

Life Cycle of Stars

Stability of Stars

Origin of the Solar System

Hertzsprung-Russell Diagram

Types of Radiation

Atomic Nuclei

Radioactive Emissions

Types of Radiation

Nuclear Equations

Background Radiation

Sources of Background Radiation

Half-Life

Modelling Radioactive Decay

Half-Life

Calculating Half-Life

Determining Half-Life

Uses of Radioactive Material

Exam boards

• WJEC GCSE Science (Double Award): Biology
• WJEC GCSE Science (Double Award): Chemistry
• Edexcel GCSE Combined Science: Biology
• Edexcel GCSE Combined Science: Chemistry
• Edexcel GCSE Combined Science: Physics

Study tools

• WJEC GCSE Science (Double Award) · Past Papers

Related links

• GCSE Science · Revision Notes
• GCSE Science · Exam Questions
• GCSE Science · Past Papers